Auch Fummeln will gelernt sein (1972)

Lieutenant Ferdinand Hutter is the womanizer from his entire army unit. Though actually he never had even sex at all. A day before his marriage with the charming Baroness Beate his reputation is on the line. Silly Ferdinand has the choice to commit suicide or seek help. At his bachelor party at the brothel from Josefine Mutzenbacher he tells prostitute Josefine, Pepi, his whole life story.